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Finding the Fourth Proportional to 107,305.29, 160,894.71 and 40,750.11

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Solution

The fourth proportional to 107,305.29, 160,894.71 and 40,750.11 is: 61,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,305.29 : 160,894.71 = 40,750.11 : x
  2. Step 2: Convert to fraction form
    107,305.29/160,894.71 = 40,750.11/x
  3. Step 3: Cross multiply
    107,305.29x = 160,894.71 × 40,750.11
  4. Step 4: Simplify right side
    107,305.29x = 6,556,477,130.92
  5. Step 5: Solve for x
    x = 6,556,477,130.92/107,305.29
  6. Step 6: Final answer
    x = 61,101.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.